Stockholders’ equity - Noncontrolling interest (Details) - BV LLC - USD ($) $ in Thousands |
9 Months Ended | 12 Months Ended |
---|---|---|
Oct. 01, 2022 |
Dec. 31, 2021 |
|
Class of Stock [Line Items] | ||
LLC Interests | $ 61,778 | $ 59,548 |
Ownership % | 79.60% | 79.00% |
Continuing LLC Owner | ||
Class of Stock [Line Items] | ||
LLC Interests | $ 15,787 | $ 15,787 |
Ownership % | 20.40% | 21.00% |
Bioventus and Continuing LLC Owner | ||
Class of Stock [Line Items] | ||
LLC Interests | $ 77,565 | $ 75,335 |
Ownership % | 100.00% | 100.00% |